varLib_test: add test case for GSUB FeatureVariations
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Cosimo Lupo
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71
Tests/varLib/data/FeatureVars.designspace
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71
Tests/varLib/data/FeatureVars.designspace
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<?xml version='1.0' encoding='utf-8'?>
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<designspace format="3">
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<axes>
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<axis default="368.0" maximum="1000.0" minimum="0.0" name="weight" tag="wght" />
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<axis default="0.0" maximum="100.0" minimum="0.0" name="contrast" tag="cntr">
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<labelname xml:lang="en">Contrast</labelname>
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</axis>
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</axes>
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<rules>
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<rule name="dollar-stroke">
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<conditionset>
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<condition name="weight" minimum="500" maximum="1000" />
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</conditionset>
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<sub name="uni0024" with="uni0024.nostroke" />
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</rule>
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<rule name="to-lowercase">
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<conditionset>
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<condition name="contrast" minimum="75" maximum="100" />
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</conditionset>
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<sub name="uni0041" with="uni0061" />
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</rule>
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<rule name="to-uppercase">
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<conditionset>
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<condition name="weight" minimum="0" maximum="200" />
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<condition name="contrast" minimum="0" maximum="25" />
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</conditionset>
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<sub name="uni0061" with="uni0041" />
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</rule>
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</rules>
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<sources>
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<source familyname="Test Family" filename="master_ufo/TestFamily-Master0.ufo" name="master_0" stylename="Master0">
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<location>
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<dimension name="weight" xvalue="0" />
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<dimension name="contrast" xvalue="0" />
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</location>
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</source>
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<source familyname="Test Family" filename="master_ufo/TestFamily-Master1.ufo" name="master_1" stylename="Master1">
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<lib copy="1" />
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<groups copy="1" />
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<info copy="1" />
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<location>
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<dimension name="weight" xvalue="368" />
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<dimension name="contrast" xvalue="0" />
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</location>
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</source>
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<source familyname="Test Family" filename="master_ufo/TestFamily-Master2.ufo" name="master_2" stylename="Master2">
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<location>
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<dimension name="weight" xvalue="1000" />
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<dimension name="contrast" xvalue="0" />
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</location>
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</source>
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<source familyname="Test Family" filename="master_ufo/TestFamily-Master3.ufo" name="master_3" stylename="Master3">
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<location>
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<dimension name="weight" xvalue="1000" />
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<dimension name="contrast" xvalue="100" />
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</location>
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</source>
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<source familyname="Test Family" filename="master_ufo/TestFamily-Master0.ufo" name="master_0" stylename="Master0">
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<location>
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<dimension name="weight" xvalue="0" />
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<dimension name="contrast" xvalue="100" />
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</location>
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</source>
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<source familyname="Test Family" filename="master_ufo/TestFamily-Master4.ufo" name="master_4" stylename="Master4">
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<location>
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<dimension name="weight" xvalue="368" />
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<dimension name="contrast" xvalue="100" />
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</location>
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</source>
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</sources>
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</designspace>
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181
Tests/varLib/data/test_results/FeatureVars.ttx
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181
Tests/varLib/data/test_results/FeatureVars.ttx
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<?xml version="1.0" encoding="UTF-8"?>
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<ttFont sfntVersion="\x00\x01\x00\x00" ttLibVersion="3.29">
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<fvar>
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<!-- Weight -->
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<Axis>
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<AxisTag>wght</AxisTag>
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<Flags>0x0</Flags>
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<MinValue>0.0</MinValue>
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<DefaultValue>368.0</DefaultValue>
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<MaxValue>1000.0</MaxValue>
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<AxisNameID>256</AxisNameID>
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</Axis>
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<!-- Contrast -->
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<Axis>
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<AxisTag>cntr</AxisTag>
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<Flags>0x0</Flags>
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<MinValue>0.0</MinValue>
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<DefaultValue>0.0</DefaultValue>
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<MaxValue>100.0</MaxValue>
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<AxisNameID>257</AxisNameID>
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</Axis>
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</fvar>
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<GSUB>
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<Version value="0x00010001"/>
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<ScriptList>
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<!-- ScriptCount=1 -->
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<ScriptRecord index="0">
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<ScriptTag value="DFLT"/>
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<Script>
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<DefaultLangSys>
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<ReqFeatureIndex value="65535"/>
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<!-- FeatureCount=2 -->
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<FeatureIndex index="0" value="0"/>
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<FeatureIndex index="1" value="0"/>
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</DefaultLangSys>
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<!-- LangSysCount=0 -->
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</Script>
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</ScriptRecord>
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</ScriptList>
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<FeatureList>
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<!-- FeatureCount=1 -->
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<FeatureRecord index="0">
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<FeatureTag value="rvrn"/>
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<Feature>
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<!-- LookupCount=0 -->
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</Feature>
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</FeatureRecord>
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</FeatureList>
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<LookupList>
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<!-- LookupCount=3 -->
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<Lookup index="0">
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<LookupType value="1"/>
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<LookupFlag value="0"/>
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<!-- SubTableCount=1 -->
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<SingleSubst index="0" Format="1">
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<Substitution in="uni0024" out="uni0024.nostroke"/>
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</SingleSubst>
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</Lookup>
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<Lookup index="1">
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<LookupType value="1"/>
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<LookupFlag value="0"/>
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<!-- SubTableCount=1 -->
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<SingleSubst index="0" Format="1">
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<Substitution in="uni0041" out="uni0061"/>
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</SingleSubst>
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</Lookup>
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<Lookup index="2">
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<LookupType value="1"/>
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<LookupFlag value="0"/>
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<!-- SubTableCount=1 -->
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<SingleSubst index="0" Format="1">
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<Substitution in="uni0061" out="uni0041"/>
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</SingleSubst>
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</Lookup>
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</LookupList>
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<FeatureVariations>
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<Version value="0x00010000"/>
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<!-- FeatureVariationCount=4 -->
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<FeatureVariationRecord index="0">
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<ConditionSet>
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<!-- ConditionCount=2 -->
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<ConditionTable index="0" Format="1">
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<AxisIndex value="1"/>
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<FilterRangeMinValue value="0.75"/>
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<FilterRangeMaxValue value="1.0"/>
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</ConditionTable>
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<ConditionTable index="1" Format="1">
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<AxisIndex value="0"/>
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<FilterRangeMinValue value="0.20886"/>
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<FilterRangeMaxValue value="1.0"/>
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</ConditionTable>
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</ConditionSet>
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<FeatureTableSubstitution>
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<Version value="0x00010001"/>
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<!-- SubstitutionCount=1 -->
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<SubstitutionRecord index="0">
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<FeatureIndex value="0"/>
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<Feature>
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<!-- LookupCount=2 -->
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<LookupListIndex index="0" value="0"/>
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<LookupListIndex index="1" value="1"/>
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</Feature>
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</SubstitutionRecord>
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</FeatureTableSubstitution>
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</FeatureVariationRecord>
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<FeatureVariationRecord index="1">
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<ConditionSet>
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<!-- ConditionCount=1 -->
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<ConditionTable index="0" Format="1">
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<AxisIndex value="0"/>
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<FilterRangeMinValue value="0.20886"/>
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<FilterRangeMaxValue value="1.0"/>
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</ConditionTable>
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</ConditionSet>
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<FeatureTableSubstitution>
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<Version value="0x00010001"/>
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<!-- SubstitutionCount=1 -->
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<SubstitutionRecord index="0">
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<FeatureIndex value="0"/>
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<Feature>
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<!-- LookupCount=1 -->
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<LookupListIndex index="0" value="0"/>
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</Feature>
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</SubstitutionRecord>
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</FeatureTableSubstitution>
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</FeatureVariationRecord>
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<FeatureVariationRecord index="2">
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<ConditionSet>
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<!-- ConditionCount=1 -->
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<ConditionTable index="0" Format="1">
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<AxisIndex value="1"/>
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<FilterRangeMinValue value="0.75"/>
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<FilterRangeMaxValue value="1.0"/>
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</ConditionTable>
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</ConditionSet>
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<FeatureTableSubstitution>
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<Version value="0x00010001"/>
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<!-- SubstitutionCount=1 -->
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<SubstitutionRecord index="0">
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<FeatureIndex value="0"/>
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<Feature>
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<!-- LookupCount=1 -->
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<LookupListIndex index="0" value="1"/>
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</Feature>
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</SubstitutionRecord>
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</FeatureTableSubstitution>
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</FeatureVariationRecord>
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<FeatureVariationRecord index="3">
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<ConditionSet>
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<!-- ConditionCount=2 -->
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<ConditionTable index="0" Format="1">
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<AxisIndex value="1"/>
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<FilterRangeMinValue value="0.0"/>
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<FilterRangeMaxValue value="0.25"/>
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</ConditionTable>
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<ConditionTable index="1" Format="1">
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<AxisIndex value="0"/>
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<FilterRangeMinValue value="-1.0"/>
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<FilterRangeMaxValue value="-0.45654"/>
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</ConditionTable>
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</ConditionSet>
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<FeatureTableSubstitution>
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<Version value="0x00010001"/>
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<!-- SubstitutionCount=1 -->
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<SubstitutionRecord index="0">
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<FeatureIndex value="0"/>
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<Feature>
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<!-- LookupCount=1 -->
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<LookupListIndex index="0" value="2"/>
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</Feature>
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</SubstitutionRecord>
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</FeatureTableSubstitution>
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</FeatureVariationRecord>
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</FeatureVariations>
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</GSUB>
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</ttFont>
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@ -95,7 +95,7 @@ class BuildTest(unittest.TestCase):
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return font, savepath
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return font, savepath
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def _run_varlib_build_test(self, designspace_name, font_name, tables,
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def _run_varlib_build_test(self, designspace_name, font_name, tables,
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expected_ttx_name):
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expected_ttx_name, save_before_dump=False):
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suffix = '.ttf'
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suffix = '.ttf'
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ds_path = self.get_test_input(designspace_name + '.designspace')
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ds_path = self.get_test_input(designspace_name + '.designspace')
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ufo_dir = self.get_test_input('master_ufo')
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ufo_dir = self.get_test_input('master_ufo')
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@ -109,6 +109,15 @@ class BuildTest(unittest.TestCase):
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finder = lambda s: s.replace(ufo_dir, self.tempdir).replace('.ufo', suffix)
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finder = lambda s: s.replace(ufo_dir, self.tempdir).replace('.ufo', suffix)
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varfont, model, _ = build(ds_path, finder)
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varfont, model, _ = build(ds_path, finder)
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if save_before_dump:
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# some data (e.g. counts printed in TTX inline comments) is only
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# calculated at compile time, so before we can compare the TTX
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# dumps we need to save to a temporary stream, and realod the font
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buf = BytesIO()
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varfont.save(buf)
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buf.seek(0)
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varfont = TTFont(buf)
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expected_ttx_path = self.get_test_output(expected_ttx_name + '.ttx')
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expected_ttx_path = self.get_test_output(expected_ttx_name + '.ttx')
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self.expect_ttx(varfont, expected_ttx_path, tables)
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self.expect_ttx(varfont, expected_ttx_path, tables)
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self.check_ttx_dump(varfont, expected_ttx_path, tables, suffix)
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self.check_ttx_dump(varfont, expected_ttx_path, tables, suffix)
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@ -183,6 +192,18 @@ class BuildTest(unittest.TestCase):
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expected_ttx_name=test_name
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expected_ttx_name=test_name
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)
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)
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def test_varlib_build_feature_variations(self):
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"""Designspace file contains <rules> element, used to build
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GSUB FeatureVariations table.
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"""
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self._run_varlib_build_test(
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designspace_name="FeatureVars",
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font_name="TestFamily",
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tables=["fvar", "GSUB"],
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expected_ttx_name="FeatureVars",
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save_before_dump=True,
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)
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def test_varlib_main_ttf(self):
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def test_varlib_main_ttf(self):
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"""Mostly for testing varLib.main()
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"""Mostly for testing varLib.main()
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"""
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"""
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